Britney Spears announced on her website Wednesday night that she will be performing at the Teen Choice Awards, which tapes Sunday in Los Angeles.
'The Womanizer' singer, who is up for three awards, joins an impressive list of entertainers already slated to appear at the event, including the Black Eyed Peas, Miley Cyrus, Robert Pattinson, Kristen Stewart, Zac Efron and the Jonas Brothers (who will host the show).
Spears -- who’s on a break from her worldwide Circus tour -- is back in the studio working on some new songs and recently went from blonde to brunette before switching back to her signature color again.
"Blondes do have more fun," she Tweeted.
The Teen Choice 09 Awards airs Monday on Fox at 8/7c.